We performed a field experiment by the end of 2004, and based on the data of this experiment, we studied the amplitude degression and corresponding seismic attenuation factor of both single event waveform and cross-correlation function. It is found that, same as single event waveform, cross-correlation function could be used to assess the seismic attenuation.

依據(jù)野外現(xiàn)場(chǎng)實(shí)驗(yàn)的數(shù)據(jù)影音先锋新男人av资源站，我們分別以單次和多次激發(fā)為源，討論了事件波形和互相關(guān)函數(shù)波形的振幅變化及相應(yīng)的介質(zhì)品質(zhì)因子，結(jié)果發(fā)現(xiàn)，與事件波形一樣影音先锋女人鲁色资源网，互相關(guān)函數(shù)波形也可以用于計(jì)算介質(zhì)的衰減系數(shù)。

We performed a field experiment by the end of 2004, and based on the data of this experiment, we studied the amplitude degression and corresponding seismic attenuation factor of both single event waveform and crosscorrelation function. It is found that, same as single event waveform, crosscorrelation function could be used to assess the seismic attenuation.

依據(jù)野外現(xiàn)場(chǎng)實(shí)驗(yàn)的數(shù)據(jù)男人天堂一道本在线视频，我們分別以單次和多次激發(fā)為源99久久大黄片，討論了事件波形和互相關(guān)函數(shù)波形的振幅變化及相應(yīng)的介質(zhì)品質(zhì)因子，結(jié)果發(fā)現(xiàn)91色吧福利，與事件波形一樣在线看男女AV免费网址不卡，互相關(guān)函數(shù)波形也可以用于計(jì)算介質(zhì)的衰減系數(shù)。

Most reproducing females were allowed to lay eggs in laboratory enclosures of which each held skinks from the same population, and the remaining females were used to test for the influence of thermal condition and caudal autotomy on the timing of reproduction, reproductive output and egg size.

多數(shù)從野外捕獲的母體飼養(yǎng)在實(shí)驗(yàn)室圍欄內(nèi)直至產(chǎn)卵黄页网站大全免费视频在线观看，不同種群來源的石龍子分別關(guān)養(yǎng)老司机久久精品最新免费；其余母體用于檢測(cè)懷卵期環(huán)境溫度和斷尾對(duì)繁殖輸出和卵大小的影響精品人妻一区二区三区四区。卵在三個(gè)恒溫人人操人人色人人看、一個(gè)波動(dòng)溫度熱環(huán)境中孵化，用于檢測(cè)孵化溫度對(duì)孵化成功率国产精品黄色网站在线播放、孵化期和幼體表型特征的影響97无码免费人妻超级碰碰砬。

The development of earthworm ecology was constrained by the complex feature of soil, the scarce knowledge of natural history and biogeography of earthworms, and the low efficiency of approaches in field manipulation of earthworm community.

土壤本身的復(fù)雜性，蚯蚓自然歷史和生物地理學(xué)知識(shí)的缺乏欧美视频亚洲图片，野外控制蚯蚓群落方法的滯后等都限制了蚯蚓生態(tài)學(xué)的發(fā)展色久综合网精品。

Kendall Bioresearch Services For professional research and advice on all aspects of Entomology in Agriculture, Horticulture, Agroforestry and Wildlife Conservation. This web site provides a guide to the classification and identification of insects and other arthropods, offers advice on pest control, crop protection, habitat management for insect conservation, experimental design and field sampling methods.

Kendall生物研究服務(wù)中心致力于農(nóng)業(yè)、園藝欧美一级一A片免费观看交片、農(nóng)林學(xué)和野生保護(hù)的昆蟲學(xué)的專業(yè)研究性视频一区二区在线、該網(wǎng)站為昆蟲和其他節(jié)肢動(dòng)物的確認(rèn)和分類提供了一個(gè)向?qū)В⑶以诤οx控制www.日本com、作物保護(hù)色哟哟视频在线、為昆蟲保護(hù)的生境管理、實(shí)驗(yàn)設(shè)計(jì)和野外采樣方法等方面給出了忠告国产欧美日韩黄色视频。

From her life as an actress to her wild adventures with her new friends in Beijing, Rachel's book was one of the many books that inspired me to jump to China.

她講述了在北京當(dāng)演員的生活中文在线一区、她和新朋友們的野外探險(xiǎn)活動(dòng)自拍偷拍36。Rachel的書是眾多鼓舞我躍進(jìn)中國(guó)的書籍之一。

Yellow-throated Bunting has the ability to recognize the song of neighbors and strangers, and has the ability to memorize, and locate the sound.

野外對(duì)比實(shí)驗(yàn)的結(jié)果可說明国产激情久久久久久影院，黃喉鹀有識(shí)別鄰鳥和陌生鳥領(lǐng)域鳴唱的能力a免费网站，有對(duì)聲音的記憶和定位的能力。

Yet another will analyze footage of the New Caledonian crow in the wild. It's one of the few nonprimate species to create and even modify tools.

還有一個(gè)項(xiàng)目是分析在野外拍攝的新喀里多尼亞烏鴉的照片（此鳥是為數(shù)不多的野花香视频在线观看6、能制作甚至修改工具的国内小视频、非靈長(zhǎng)類物種之一）。

The paper chooses twenty-five key meadow sample plots in the Loess Plateau, then discusses the estimation model and estimation method of vegetation coverage by the pictures taken by the digital camera, and puts forward the effective solution for edge distortion problem caused by the central projection and vegetation information recognition problem.

該文選擇黃土高原退耕還林還草區(qū)野外測(cè)量的25個(gè)典型樣方未满十八禁止18以下免费的AV，探討了數(shù)碼照相法估算植被蓋度的模型和方法与子的性关系视频，提出了中心投影引起的邊緣畸變問題和植被信息識(shí)別問題的有效解決方案。

In combination with the actual situation in coal geological units,the measures and ways for improving and enhancing the safety management of rigs and teams are put forward.

地勘單位在步入市場(chǎng)經(jīng)濟(jì)以后久草网页，再不象以前計(jì)劃經(jīng)濟(jì)時(shí)代單一的管理模式国产S性爱视频。管理模式和經(jīng)營(yíng)類別的多樣化，給地勘單位的野外施工帶來一定的困難超萌福利网址大全免费播放在线观看，有些項(xiàng)目和施工往往是頭一回欧美干逼，以前從未接觸過。